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8152780 |
Pinch valve mechanism for a medical fluid injection device
In general, this disclosure relates to techniques for sealing, or pinching, high-pressure fluid tubing (e.g., braided tubing) that may be used to deliver medical fluid from a powered medical fluid...
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8118275 |
Valve for a surgical or medical instrument
A valve for surgical or medical instruments including: a passage that can be at least partially sealed by twisting a flexible section (1) of the passage wall; element for rotating a mobile end (3)...
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8012134 |
Dialysis valve and method
A dialysis valve includes a tube attached between an artery and a vein which, when elongated, simultaneously narrows in diameter at at least one location. The narrowed portion of the tube decreases...
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7998121 |
Automatic safety occluder
An automatic safety occluder provides an occluder for an infusion set that is biased in a closed position until an electrical signal is received that causes the occluder to open. Should the...
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7971800 |
Adjustable smooth bore nozzle
An adjustable nozzle comprising a nozzle body with an inlet, an outlet, and a passageway having a smooth bore extending between the inlet and the outlet. The passageway has an inner dimension...
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7922700 |
Pinch valve mechanism for a medical fluid injection device
In general, this disclosure relates to techniques for sealing, or pinching, high-pressure fluid tubing (e.g., braided tubing) that may be used to deliver medical fluid from a powered medical fluid...
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7896310 |
Pinch valve
A pinch valve is adapted to hold at least one flexible tube in a tube holding room (7) and comprises a plunger (13) adapted to protrude into the tube holding room and pinch the tube against an...
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7892496 |
Mechanically-actuated microfluidic pinch valve
A microfluidic pinch valve. The valve comprises a microfluidic channel defined in a compliant body; a valve sleeve defined by a section of the microfluidic channel, the valve sleeve having a...
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7891589 |
Electrical separating unit for a fluid conveying line
An electrical separating unit is disclosed for a fluid conveying line, in particular a paint conveying line, which has an elongated separating pipe that can be freed or closed at its ends by...
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7815588 |
Method and device for reversing lines in the procedure of hemodialysis
A device and method for selectively controlling the direction of blood flow to and from the patient during hemodialysis is provided. Specifically, the device and method reverse flow between four...
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7811264 |
Dialysis valve and method
A dialysis valve includes a tube attached between an artery and a vein which, when elongated, simultaneously narrows in diameter at least one location. The narrowed portion of the tube decreases...
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7810784 |
Roller clamp
A roller clamp is configured to maintain at a prescribed rate the flow rate of a fluid that flows through a tube. The roller clamp includes a tube winding shaft part around which a fluid flow tube...
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7766301 |
Tube occluder and method for occluding collapsible tubes
The present invention involves, in some embodiments, mechanisms and methods of occluding collapsible tubing with an occluder to prevent fluid flow therethrough. In some embodiments, a tube...
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7721921 |
Tap unit for a beverage dispenser
The present invention relates to a cartridge unit for a beverage dispensing system with an inner channel for the dispensation of a beverage, characterized in that the cartridge unit comprises a...
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7708253 |
Valve for a surgical or medical instrument
A valve for surgical or medical instruments includes a passage that can be at least partially sealed by twisting a flexible section (1) of the passage wall, an element for rotating a mobile end (3)...
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7686279 |
Non-reopenable clamp for tubing sets
A non-reopenable, single-use clamp for receiving and pinching collapsible resilient tubing thus forming a mechanical tubing seal and having an open position for insertion of tubing, a neutral...
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7673846 |
Tube configured pressure regulating valve
A pressure regulating valve includes a body having an outer surface, the interior of the body defining an inlet chamber adapted to receive a fluid at a process pressure, and an outlet chamber. The...
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7665713 |
Sleeve valve for residential and commercial irrigation systems
A sleeve valve includes a rigid mandrel with a plurality of openings and a generally cylindrical elastomeric sleeve that surrounds the mandrel. A generally cylindrical rigid sleeve valve housing...
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7665715 |
Microvalve
An improved microvalve is described. The microvalve is formed such that the walls of the microvalve are formed from a gel material. Typically, the microvalve includes open flow paths, often holes,...
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7611497 |
Device for handling a catheter
The invention relates to a device for handling a catheter with an elongate valve body (12), a lever arm (26) which is, prestressed by means of a spring element and mounted pivotably on the valve...
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7607634 |
Shape memory polymer conduits and methods of use
A method comprises applying a thermal activation signal to a conduit comprising a shape memory polymer, causing a change in at least one property of the shape memory polymer, and regulating fluid...
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7571889 |
Tube clamp
A tube clamp includes a housing 1 that has an inner cavity 2 longitudinally passing through the housing 1 and an upper window 3, and a roller 4 that is mounted in the housing with its cylindrical...
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7559524 |
Tube occluder for occluding collapsible tubes
The present invention involves, in some embodiments, mechanisms and methods of occluding collapsible tubing with an occluder to prevent fluid flow therethrough. In some embodiments, a tube...
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7540859 |
Dialysis valve and method
A dialysis valve includes a tube attached between an artery and a vein which, when elongated, simultaneously narrows in diameter at at least one location. The narrowed portion of the tube decreases...
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7469875 |
Pinch valve for regulating fluid flow
A pinch valve for regulating fluid flow having a close mechanism using push-pull members and an open mechanism using open follower members in order to pinch a sleeve closed and to assist in opening...
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7469874 |
Tube valve, a tube valve apparatus and a head cleaning apparatus
A tube valve 1 of the present invention includes a tube 6 defining a flow path therein through which a fluid flows, the tube 6 being arranged so that a part of the tube 6 forms at least one curved...
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7458964 |
Catheter movement control device
The present invention relates to a device for controlling movement of a catheter that is at least partially disposed therein a urinary catheter pouch. The invention particularly relates to a...
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7434779 |
Conduit clamp
A conduit clamp has an upper member and a lower member selectively connectable around a flexible tube. The upper member and lower member has interconnecting pivot points for pivotally connecting to...
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7383853 |
Multi-port free flow valve and element
A multi-port valve arrangement and removable valve element for use in sanitary environments that comprises at least three ports formed by the joining of at least two valve casing bodies at angles...
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7367540 |
Fast closing clamp
The invention relates to a fast closing clamp for the pinching off of hoses, wherein the fast closing clamp has a clamp jaw with a clamping position, in which it can pinch off a hose, and an open...
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7350761 |
Soft hose pedal valve
A pedal-operated valve is provided controls the rate of fluid flow in a soft hose. A cradle positions a section of the hose so that its cross-sectional area can be compressed by the hinged rotation...
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7267686 |
Implantable prosthetic valve
A prosthetic valve for implantation within a fluid conducting lumen within a body includes an elongate generally cylindrical radially collapsible valve body scaffold defining a fluid passageway...
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7258285 |
Adjustable smooth bore nozzle
An adjustable nozzle comprising a nozzle body with an inlet, an outlet, and a passageway having a smooth bore extending between the inlet and the outlet. The passageway has an inner dimension...
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7255322 |
Pinch valve system with extended life
There is provided a pinch valve system for controlling a fluid flow in a fluid flow path. The pinch valve system has an elastic sleeve member having a pair of outwardly extending elliptical folds...
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7059580 |
Pinch valve suited for metals and other rigid materials
A pinch valve is described wherein the critical flow path is modified to form a space between two opposing metal disks that transition between an open and a closed state. The disks are...
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7021604 |
Iris valve for control of bulk solids
An iris valve for controlling the flow of bulk solid materials includes a flexible cylindrical sleeve, a control ring, and a polymeric isolator disc, all sandwiched between upper and lower body...
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7011286 |
Bag valve
The bag valve comprises an open-ended sleeve of pliant impermeable material, one end of which is removably clamped around the down-stream open end of a conduit for fluids. The other end of the...
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6976664 |
Free flow valve and element
A gasketless, straight-through bore fluid flow pinch valve and flexible, removable tubing element for improved sanitary conditions in production facilities. The valve casing is joined by fittings...
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6948696 |
Pinch valves
A pinch valve has a resiliently flexible tubular valve member folded upon itself at an intermediate portion of the length of the valve member to establish a folded configuration including a...
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6923421 |
Flexible half sleeve style pinch valve
A half-sleeve pinch valve includes a first body member and a second body member. The first body member and the second body member are connected to define a passage. A semi-circular sleeve is...
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6869275 |
Piezoelectrically driven fluids pump and piezoelectric fluid valve
A piezoelectrically driven fluid pump includes a chamber having two opposite sidewalls formed by flexible membranes, and an inlet and an outlet each regulated by a valve. Separate piezo elements...
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6860463 |
Access valve
An access valve (2) for a laparoscopic device or a intraluminal deployment device has a cylindrical diaphragm (8) with a longitudinal aperture (3), a flexible member (14) is passed...
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6857617 |
Roller pincher for setting the regulation cross-section of a flexible tubing
An elongate pinch housing is provided which is U-shaped in cross-section with two sidewalls and with a web wall connecting these. A pinch roller is longitudinally displaceable in these sidewalls...
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6840492 |
Slide clamp
A slide clamp includes a slot formed in a plate though which a fluid tube is mounted. The tube may be moved to a flow section of the slot or to an occluding section of the slot. Interconnecting the...
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6736163 |
Tube valve
The invention relates to a pinch valve comprising a housing (1), a sleeve (2), an actuator means (3), pinching jaws or the like valve-closing means (6). The invention is characterized in that the...
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6682044 |
Pinch valve
A pinch valve for pinching closed a tube which has a linear actuator connected pivotally a pointer. The linear actuator is parallel to the tube and the end of the pointer that engages the tube is...
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6676104 |
Device for controlling the flow of liquid using a tube
The present invention relates to a device containing a tube for a varied flow, comprising a tube being fixed in both its ends, whereby the tube is arranged to be stretched or shortened by longing...
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6602240 |
Method and device for maintaining a seal
According to the present invention, improved methods and apparatus are provided for regaining hemostasis or otherwise minimizing leakage during endoluminal, surgical or percutaneous intraluminal...
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6589197 |
Fluid passage change-over apparatus for medical treatment
A medical fluid passage switching apparatus comprising: at least, a rotatable shaft F; a cam C which is rotated in relation to the rotating movement of the shaft F to close and open divided tubes...
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6536739 |
Flow control device
An improved flow control device for regulating the flow of liquid or gas through a length of flexible-conduit using a generally enclosed rack and pinion assembly engaged by an external slidable...
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